Seiko Cal. 7111 - 231

Seiko 7111-231

The Seiko 7111-231 represents an important milestone in Seiko's 1976 lineup. Powered by the 7111 caliber with 21j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-53c85555dff2]

Also known as: Silverwave, Navigator

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
40mm
Case Thickness
9.8mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Green
Jewels
21j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1976

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